When it comes to building up a home’s insulation, rigid foam insulation is the preferred option. Here's a comparison of the different options.
Mineral Wool Insulation: Pros & Cons (+Alternatives) — Rmax
Van Insulation Guide: Make an Educated Decision - FarOutRide
Design & Cost Advantages of EPS (Expanded Polystyrene) Rigid Insulation – Insulfoam
Closed Cell VS Open Cell Attic Spray Foam Insulation
Foam Board Insulation Guide
Pros and Cons of Different Insulation Types, Able Roof
Rigid Foam Insulation Pros and Cons
Can Exterior Foam Insulation Cause Mold and Moisture Problems? - GreenBuildingAdvisor
Proper Insulation Installation: Major Impact on Home Performance